偏光片周边精密加工关键技术研究

Key Technology of Polarizing Slice Edge Precision Machining

为满足高端TFT-LCD产品的工艺要求,必须对裁切后的偏光片周边进行精密加工。在对偏光片的结构特点和裁切机理分析的基础上,指出传统偏光片裁切加工工艺存在的不足及原因。对偏光片周边精密加工工艺及关键技术进行了较为详实的理论分析与实践总结,通过对夹紧与同步旋转机构的受力分析,论述了偏光片的最大静摩擦力矩和夹紧与同步旋转机构能传递的最大扭矩之间的关系。

In order to satisfy the high-end TFT-LCD product process requirement,the perimeter of polarizing film is needed to precisely machine.Point out the defects of traditional polarizing film cutting process and the reason,based on the structural characteristics and cutting mechanism analysis of polarizing film.Introduce the key process technology based on the detailed theoretical analysis and the practice.Discuss the relations between maximum static friction torque and the maximum torque delivered by clamping and synchronization of rotating mechanism,through the force analysis of clamping and synchronization of rotating mechanism.